5,400+ results for water test kit
- XtremepowerUS 5 Way Swimming Pool Spa Water Chemical Test Kit CHLORINE BROMINEOpens in a new window or tabLow Prices, Fast Shipping, GREAT SelectionBrand New$18.00List price: $29.9540% offFree shippingFree returns1,914 soldTop Rated Plusdurapowers (234,792) 98.7%
- 100pcs 16 in 1 Drinking Water Test Kit Strips, Home Water Quality Test for Tap!Opens in a new window or tabBrand New$12.79 to $16.89Free shippingFree returns68+ soldTop Rated Pluscfdeswas02 (3,738) 99%
- 20 in 1 Drinking Water Testing Kit 120 Strips, Home Tap and Well Water Test KitOpens in a new window or tabBrand New$57.67Free shipping13 soldroe_store (1,082) 99.4%
- Drinking Water Test Kit Strips, 100 cnt. 16 in 1 Home Water Quality Test for TapOpens in a new window or tabBrand New$13.29 to $14.99Free shipping118+ soldSave up to 15% when you buy moreeuroad (25,622) 98.5%
- 16 in 1 Drinking Water Test Kit Strips 7 in 1 Home Water Quality Test for Tap USOpens in a new window or tabBrand New$9.97 to $15.76Was: $12.595% offFree 2-4 day shippingFree returns70+ soldSave up to 12% when you buy moreTop Rated Plusaseferttsfj02 (10,214) 98.9%
- 16 in 1 Drinking Water Test Kit Strips, 100 cnt. Home Water Quality Test for TapOpens in a new window or tabBrand New$12.60 to $16.60Free 2-4 day shippingFree returnsSave up to 12% when you buy moreTop Rated Plusxxkmyl_35 (3,753) 97.6%
- AquaChek Silver 7 in 1 Pool Spa Water Test Chlorine Strips 100 CT 551236 (7-Way)Opens in a new window or tabBrand New$24.44Free shippingSave up to 5% when you buy moreaquabluepoolsupplies (29,467) 99.8%
- 5-Way Swimming Pool & Spa Test Kit, pH, Chlorine, Bromine Alkalinity Acid DemandOpens in a new window or tabTest for Properly Balance Water Safe Enjoyable SwimmingBrand New$19.99Free 2-4 day shipping152 soldtcpglobal (495,278) 99.3%
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Sponsored | Top selling items from highly rated sellers with free shipping- 17 in 1 Water Test Kit for Drinking Water Hardness Lead E.Coli Well Tap WaterOpens in a new window or tabBrand New$23.99Free shipping3 watchersSave up to 5% when you buy moresaltandvollections (1,144) 99.5%
- WaterSafe All-In-One Drinking Water Bacteria Lead Pesticides Test Testing KitOpens in a new window or tabBrand New$18.95Free 2-3 day shippingFree returns559 soldTop Rated Plusb-n-s (190,566) 100%
- 200/100/50pcs Chlorine Dip Test Strips Hot Tub SPA Swimming Pool PH Tester PaperOpens in a new window or tabBrand New$5.99 to $12.59Free 2-4 day shippingFree returnsSave up to 12% when you buy moreTop Rated Plusgood-vehicleparts (20,985) 98.7%
- 6 IN 1 Chlorine Dip Test Strips Hot Tub SPA Swimming Pool PH Tester Paper BottleOpens in a new window or tabBrand New$7.79 to $9.89Free shippingFree returns287+ soldSave up to 7% when you buy moretheperfectpart (875,382) 99.9%
- Basic 3-Way Swimming Pool & Spa Test Kit - Tests Water for pH, Chlorine, BromineOpens in a new window or tabBrand New$12.99Free 2-4 day shippingtcpglobal (495,278) 99.3%
- Drinking Water Test Kit Well and Tap Water for Lead Bacteria Hardness FluorideOpens in a new window or tabBrand New$37.90Free shippingFree returns176 soldSave up to 10% when you buy moreiam-us (138) 97.5%
- US EPA Drinking Water Test Kit Strips-Well & City Water + Free Water GuideOpens in a new window or tabBrand New$16.39Free shipping44 soldSave up to 10% when you buy morepazar85 (677) 100%
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- Water Hardness Test Kit - Quick and Accurate Water Hardness Test Strips - Hard WOpens in a new window or tabBrand New$13.77Free shippingrizv_us2014 (754) 98.8%
- Pro-Lab Bacteria in Water Test Kit ForOpens in a new window or tabBrand New$13.99Free shipping84 soldpens_n_more (657,513) 97.6%
- Taylor K-1001 Basic DPD Chlorine/Bromine/pH Pool and Spa Test Kit w/ ReagentsOpens in a new window or tabBrand New$15.74Free shippingFree returns62 soldTop Rated Plusbackyardpoolsuperstore (183,036) 99.1%
- Easy@Home Pool Test Strips: 7-Way Spa Hot Tub Water Kit Instant Testing PhOpens in a new window or tabHardness Free Chlorine Bromine Cyanuric Acid AlkalinityBrand New$12.01Free 2-4 day shipping63 soldeasyathometesting (12,816) 99.4%
- 16 in 1 Drinking Water Test Kit Strips, 100 cnt. Home Water Quality Test for TapOpens in a new window or tabBrand New9 product ratings - 16 in 1 Drinking Water Test Kit Strips, 100 cnt. Home Water Quality Test for Tap$19.99Free shipping2,007 soldSave up to 5% when you buy moremedlabdiagnostics (1,488) 100%
- PH Chlorine Water Quality Test Kit Swimming Pool Tester Water Testing Box Jy HgOpens in a new window or tabBrand New$7.81Was: $8.498% offFree shippingfrom Chinamengyur (323) 99.4%
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- Taylor Complete (Low) DPD Test Kit K-2105 Pool Water TestOpens in a new window or tabBrand New$79.99List price: $131.7439% offFree 2-3 day shipping20 watchersBuy 1, get 1 20% offpoolsupplyworld (149,107) 99.3%
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- 50/100PCS 16 in 1 Drinking Water Test Kit Strips Home Water Quality Test for TapOpens in a new window or tabBrand New$12.46 to $14.69Free 2-4 day shippingFree returnsTop Rated Plusvokyecho (2,730) 99.2%
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- Water Hardness Test Kit - Water Testing Kit For Home, Drinking, Well, SpaOpens in a new window or tabBrand New$16.29Free shippingFree returns2 watchersescapelauter (8,277) 98%
- API KH Test Kit Carbonate Hardness Test Kit for Fresh & Salt WaterOpens in a new window or tabBrand New$11.99Was: $14.1115% offFree shippingFree returnsTop Rated Plusasap-aquarium (8,638) 99.8%
- AquaChek 542228A Swimming Pool Salt Water System Chemical Test Kit - 25 PackOpens in a new window or tabBrand New$14.99List price: $24.9940% offFree 4 day shipping180 soldsavemoreonpoolsupplies (200,405) 99.6%
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- API Freshwater Master Test KitOpens in a new window or tabBrand New$32.99Free shippingSave up to 5% when you buy morezeji-98 (9) 100%
- 50PCS 14 In 1 Water Test Strips Kit Home Drink Water Poole Well Tap Quality KDOpens in a new window or tabBrand New$11.37Was: $12.106% offFree shippingfrom Chinakeepdrive68 (5,323) 99.6%
- Purtest 77700 Water Test Kit,Coliform BacteriaOpens in a new window or tabFree Shipping on orders over $75Brand New$13.45+$5.00 shippingFree returnszorotools (1,185,232) 99.5%
- New ListingBomsit 17 in 1 Water Test Kit with 4 Bacteria Tests 100 Drinking Water TestsOpens in a new window or tabBrand New$14.99Free shippingbspid_34 (945) 98.6%
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- Taylor K-1000 Basic OTO Chlorine/Bromine/pH Pool and Spa Test Kit w/ ReagentsOpens in a new window or tabBrand New$14.82Free shippingFree returnsTop Rated Plusbackyardpoolsuperstore (183,036) 99.1%
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- 20 in 1 Drinking Water Testing Kit 120 Strips, Home Tap and Well Water Test KitOpens in a new window or tabBrand New$35.59Free shippinggicor-48 (493) 99%
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- DIY Water Hardness Test Kit - Easy, Fast, Accurate - Professional QualityOpens in a new window or tabBrand New$13.69Free shipping23 soldSave up to 10% when you buy morepazar85 (677) 100%
- 6IN1 Chlorine Dip Pool Test Strips Hot Tub SPA Swimming PH Tester Paper BottleOpens in a new window or tabBrand New$6.42 to $14.28Free 2-4 day shipping12+ soldt1store (10,551) 99.2%
- Hanna instruments 5 water testing packageOpens in a new window or tabPre-Owned$150.000 bids · Time left4d 19h left (Mon, 05:37 AM)$215.00Buy It Now+$12.01 shippingdeosg-0 (4) 100%
- Water Hardness Test Kit - Water Testing Kit For Home Drinking Well SpaOpens in a new window or tabBrand New$16.67Free shippingofda-74 (25) 100%
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- API Pond Master Test Kit 500-Test Exp) 2026Opens in a new window or tabBrand New$30.99Free 2-4 day shippingLast one3 watchersembr-services (1,682) 99.1%
- 100PCS Water Total Hardness Test Strips Quick And Easy/ Testing Kit 0-425 PPMOpens in a new window or tabBrand New$8.41Was: $9.9015% offFree shippingfrom Chinajoyjoybuy6 (865) 97.4%
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- Taylor 3-Way DPD Test Kit for Total Chlorine, Bromine, pH, K-1001Opens in a new window or tabBrand New$17.89Free shippingwasatchspapoolcenter (128) 100%
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